Celebaby Roundup

Stars and their families had fun together this weekend on vacations, taking strolls, and at parties. Ben Stiller and Christine Taylor hit the beach in Kauai with son Quinlan, while Jessica Alba and her girls Honor and Haven headed to a pool party in LA. Ramona Sarsgaard paid dad Peter Sarsgaard a visit on set in NYC, and Selma Blair carried baby Arthur to a birthday party in LA.

Many more cute celebrity family moments were captured, so click through the rest of the adorable photos.